I am working on reports now where we are using MySQL (InnoDB) and Rails
Tables are big and there are a lot of calculation with several big
Please give me some suggestions whether there any gem, plugin, articles,
techniques that allows me to create heavy reports.
I am even going to use cron job that allows me to calculate some middle
in order to provide heavy reports more faster to end users.
Also I am interesting whether anybody has an experience with
What are benefits and disadvantages of using it?